Best Nist AI Skills & MCP Servers
30 curated Nist skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Agent Replay
MCP server for agent session recording and replay — debug non-deterministic agent behavior with session comparison and divergence detection
Deterministic
A deterministic compiler and linter for system architecture. Validate your architecture before you write code. OSS: structural validation + basic architecture lint (rule-based); FastAPI/Express export; OpenAPI document-shape; golden Docker/Makefile — no L
Claude Crap
Deterministic QA plugin for Claude Code — CRAP index, Technical Debt Ratio, tree-sitter AST, SARIF 2.1.0, hooks, and a local Vue dashboard.
Alethia
MIT-licensed MCP bridge to the Alethia runtime — the patent-pending zero-IPC E2E test runtime for AI agents. 2-5x faster than Playwright MCP. Signed evidence packs, EA1 fail-closed safety gate, WCAG + NIST 800-53 audits built in. Local-first, zero telemet
Promptspeak
Pre-execution governance for AI agents. Intercepts MCP tool calls before execution with deterministic blocking, human-in-the-loop holds, and behavioral drift detection.
Contextecf Codeledger
ContextECF CodeLedger — deterministic context selection for AI coding agents. Safe unscoped alias for @codeledger/cli; avoid the unrelated codeledger package.
Groundcrew
A local stdio MCP server that gives coding agents safe deterministic access to common local developer operations.
Create Tap Script
Scaffold a Tap v2 browser-automation plan in seconds. `npx create-tap-script <site>/<name>` generates a deterministic .plan.json that runs at zero LLM tokens in Claude Code, Cursor, and any MCP host.
From Playwright
Convert Playwright scripts into Tap v2 plans. Compile .spec.ts / .test.ts files into deterministic v2 Plan JSON that runs at zero LLM tokens in Claude Code, Cursor, and any MCP host.
Nist Nvd
Search and audit CVEs by keyword, severity, CWE, CISA KEV status, and CPE via the NIST National Vulnerability Database. STDIO or Streamable HTTP.
From Puppeteer
Convert Puppeteer scripts to Tap Plan v2 — deterministic browser-automation plans for Claude Code, Cursor, and any MCP host. Zero LLM tokens at replay.
Mcp
MCP server for csvtocsv.com — deterministic CSV transforms (Amazon→Shopify, Any-CSV→Amplitude cohort, CSV cleanup) usable from any agent runtime over stdio.
Copilot Second Opinion
OpenCode plugin + MCP server + skill that runs an automated GitHub Copilot PR review loop: request review, wait deterministically via `gh run watch`, triage every comment, push fixes, reply, resolve, gated merge. Solves the silent-fail of github_request_c
Eia Energy
Browse and query the U.S. Energy Information Administration API v2 — electricity, petroleum, natural gas, coal, forecasts, and more via MCP. STDIO or Streamable HTTP.
Promptspeak
Pre-execution governance for AI agents. Intercepts MCP tool calls before execution with deterministic blocking, human-in-the-loop holds, and behavioral drift detection.
Governance
Deterministic governance engine for AI agents — enforce worlds (permanent rules) and plans (mission constraints) with full audit trace
Server
Extentos MCP server — deterministic tools for building Meta-glasses apps.
Claude Skills Library
Categorized, deterministically-ranked SKILL.md catalog AND MCP server for Claude Code (and any agent that speaks MCP). 1128 curated skills across 17 categories — frontend, backend, video editing, AI video generation, UI design, motion graphics, 3D, devops
Mcp
Tenpo — the operator that runs alongside your store. Connects to 47+ commerce platforms (Shopify, WooCommerce, BigCommerce, Klaviyo, Meta Ads, Alibaba, GA4, Stripe…) and gives any AI host (Claude Desktop, Cursor, Claude Code, ChatGPT) deterministic answer
Kairos
MCP server for agent automation: persistent memory and deterministic workflow execution for AI agents and chats
Server Scf
MCP server for the SCF Controls Platform — security compliance controls, frameworks, evidence, and risk management for AI agents
Undoc Cli
Deterministic installer for the undoc MCP server, skills, and hooks across Claude Code, Cursor, Codex, and Claude Desktop.
Salesforce Metadata
The most comprehensive Salesforce MCP server: 200+ tools covering custom objects, flows, Apex, LWC, page layouts, permissions, profiles, users, reports, dashboards, Experience Cloud, OmniStudio, OmniChannel, Agentforce, Einstein AI, audit trail, territori
Gateway
Security Proxy for Model Context Protocol — Govern any MCP tool call with ABS Core NRaaS (Non-Repudiation as a Service)
About Nist skills on iClaude
iClaude is the universal install layer for AI skills. Every Nist skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.